Linux Systems Administrator

alva provides reputation business intelligence to many of the world's largest organisations, helping them to identify the emerging issues that impact their corporate reputation.

Managed and monitored a farm of RedHat Enterprise Linux (RHEL) servers within development and production environments.
Dealt with system and network performance analysis, application behaviour assessment, technical issues, fault identification and resolution, health checking and status reporting.
Developed bespoke monitoring tools to increase awareness of production environment stability and prediction of failures.
Worked closely with the development operations, testing and pilot releases.
Built. configured, tweaked and migrated various services and servers, planned maintenance tasks.
Created scripts in bash, ksh and python to automate tasks, crafted sql queries, deployed updates to production servers.
Dealt with supplier contracts for key service providers, IT equipment purchases, support and implementation changes.
Administered users' and services' accounts, provided support where needed

Systems Administrator

Managed to upgrade company's IT infrastructure with a domain controller and active directory using Microsoft Windows Servers 2008 R2 to 2012 to achieve efficient administration of network equipment and workstations
Installed and configured Windows Server Update Services and managed automatic updates for network clients using Group Policy Management.
Provided online backup procedures to ensure hardware/software utilization at maximum capacity and to minimize loss of production time.
Fully accountable for planning the move phases relating to the data and voice infrastructure for the new office and working with external vendors to install and configure equipment.
Developed website with internal project management and reporting system using IIS & Apache, MySQL and PHP.
Designed and created training curriculum used in training the staff members and contractors in the use of company website and internal reporting system and achieved speed in managing separate projects. Prepared and evaluated documentation templates for risk assessment, method statements, references, projects & expenses breakdown calculations, quoting and invoicing systems.

IT ENGINEER / TEAM LEADER

CGG is a fully integrated Geoscience company providing leading geological, geophysical and reservoir capabilities to its broad base of customers primarily from the global oil and gas industry

Responsible for the team work in upgrade operations building additional server racks to improve performance of their high-availability computing platform.
Decommissioning of redundant equipment and cabling.
Carry out regular system checks to ensure the continued operation of the environment. Deliveries reception, check-up & secure storage of equipment.
Documentation and management of new data center assets.
Maintaining safe, obstruction free and clean data center premises.